Product Description
Leroy Somer R 250 Automatic Voltage Regulator (AVR)
The Leroy Somer R 250 is a high-performance Automatic Voltage Regulator (AVR) specifically designed for industrial generator sets. Manufactured in France, this genuine OEM component ensures stable and reliable voltage regulation for your power systems. It features advanced Load Acceptance Module (L.A.M.) technology and configurable frequency settings (including 50Hz, 57Hz, 65Hz, and 47.5Hz) to optimize generator performance and mitigate engine speed drops during sudden load impacts. Equipped with stability voltage adjustment (STAB VOLT), integrated fuse protection, and standard terminal connections (110V, 0V, E+, E-), the R 250 offers precise control, durability, and superior protection for your alternators.
Technical Specifications:
- Brand: Leroy Somer
- Model: R 250 (Part Number: LSR 250 001)
- Product Type: Automatic Voltage Regulator (AVR)
- Terminal Connections: 110V, 0V, E+, E-
- Frequency Configurations: 50Hz, 57Hz, 65Hz, 47.5Hz (KNEE settings)
- L.A.M. Configurations: OFF, 13%, 25%
- Key Features: Stability Voltage Adjustment (STAB VOLT), Built-in Fuse Protection
- Certifications: cRUus Recognized
- Country of Origin: Made in France

Leroy Somer R 250 Automatic Voltage Regulator (AVR)
Ensure peak alternator performance with the genuine Leroy Somer R 250 Automatic Voltage Regulator (AVR). Manufactured in France (Part: LSR 250 001), this OEM regulator features configurable frequency and L.A.M. settings, integrated fuse protection, and precise voltage stability for industrial generator sets.


